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Luda [366]
3 years ago
12

How long ago did water form on earth

Biology
1 answer:
slega [8]3 years ago
5 0

4.6 billion years ago

The study pushes back the clock on the origin of Earth's water by hundreds of millions of years, to around 4.6 billion years ago, when all the worlds of the inner solar system were still forming. Scientists had suspected that our planet formed dry, with high-energy impacts creating a molten surface on the infant Earth.

i hope this helped, have a nice day! (o:

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Answer:

competition

Explanation:

I'm not sure if this is the answer you are looking for or not but it sounds like it could be competition

5 0
2 years ago
This type of research is descriptive and investigates the why and how of decision making, not just what, where, when. These meth
sweet [91]

Answer:

The correct answer is - option D.

Explanation:

Qualitative research is research or scientific method which is involved in various subject matters and fields, of collecting observation and nonnumeric data. This is the research normally is descriptive, exploratory and other qualitative methods to answer the question.

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4 0
3 years ago
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klemol [59]

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While 1000 pathogen B and 1000000 pathogen C are required to infect 50 percent  of any sample population.

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6 0
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to -10.0 °C, wait until all the water has frozen, and then wait a little while more. What happens to the ice temperature after a
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Explanation:

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4 0
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